<section class="channer-group">
    <div class="channel-group__header">
        <h2 class="channel-group__title">限时免费</h2>
    </div>
    <ul class="book-table">
        <li v-for="item in free" v-if="$index<10">
            <div class="u-book">
                <div class="book-cover">
                    <img :src="item.data.cover" :alt="item.title">
                    <div class="u-tagRT -freefiction"></div>
                </div>
                <div class="book-info">
                    <h3 class="book-info-titile" v-text="item.ad_name"></h3>
                </div>
            </div>
        </li>

    </ul>
    <a href="" class="channel-group__footer">更多限免佳作&gt;&gt;</a>
</section>